In "Y+P" of this line, there are two non-ASCII characters(0xd9 0x8d)
following behind the 'Y'.  Shown as a small '=' under the '+' in VIM
and a '賺' in webpage[1].
I think it's a mistake and remove these strange characters.
[1]: https://www.kernel.org/doc/Documentation/filesystems/xfs-delayed-logging-design.txt
Signed-off-by: Shiyang Ruan <ruansy.fnst@cn.fujitsu.com>
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
           D                    A+B+C+D         X+n+m+o
            <object written to disk>
           E                       E               Y (> X+n+m+o)
-          F                      E+F             Yٍ+p
+          F                      E+F             Y+p
 
 In other words, each time an object is relogged, the new transaction contains
 the aggregation of all the previous changes currently held only in the log.